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Showing 433–456 of 1,073 matching trials from the live ClinicalTrials.gov search.
Completed No phase listed Observational Accepts healthy volunteers

Cognitive Changes Associated With Breast Cancer Treatment

NCT00550134
Conditions
Breast Cancer, Cognitive Side Effects of Cancer Treatments, Stage I, II and III A Breast Cancer
Interventions
Questionnaires, MRI, Comet assay and Cell senescence
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2021
U.S. locations
1
States / cities
New York, New York
Conditions
Brain Injuries, Traumatic
Interventions
Head and Intraocular Trauma Tool, SCAT-5
Device · Diagnostic Test
Lead sponsor
Rebiscan, Inc.
Industry
Eligibility
13 Years to 45 Years
Enrollment
200 participants
Timeline
2021 – 2027
U.S. locations
1
States / cities
Roanoke, Virginia
Recruiting No phase listed Observational Accepts healthy volunteers

PCOS and Brain Health

NCT07727512
Conditions
PCOS
Interventions
MRI Visit, Laboratory Visit
Device · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Stem Cell Transplant
Interventions
HCT Symptoms and Steps
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Cognitive Dysfunction
Interventions
digital cognitive testing
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
65 Years and older
Enrollment
25,240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Brain and Central Nervous System Tumors, Radiation Toxicity
Interventions
EGb761, donepezil hydrochloride, cognitive assessment
Dietary Supplement · Drug · Procedure
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 120 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2012
U.S. locations
4
States / cities
Phoenix, Arizona • Rome, Georgia • Winston-Salem, North Carolina + 1 more
Conditions
Opioid-use Disorder
Interventions
Contingency Management, Brief Motivational Interviewing + Substance Free Activities + Mindfulness
Behavioral
Lead sponsor
Karen Derefinko, PhD
Other
Eligibility
18 Years and older
Enrollment
332 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Memphis, Tennessee
Completed No phase listed Observational Accepts healthy volunteers Results available

Measuring Real Time Decision-Making About Ultraviolet Radiation (UVR) Protection

NCT01004952
Conditions
Melanoma
Interventions
screening questionnaire
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2024
U.S. locations
1
States / cities
New York, New York
Conditions
Type 1 Diabetes
Interventions
MAxIM, Usual Care
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
13 Years to 17 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Hanover, New Hampshire
Conditions
Concussion (Diagnosis), Concussion, Mild Traumatic Brain Injury, Treatment, Sleep Health, Depression, Anxiety
Interventions
Sleep Intervention
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
10 Years to 19 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

Effects of A-GPC on Reaction Time and Cognitive Function

NCT03903250
Conditions
Cognitive Change, Reaction Time
Interventions
A-GPC, Sugar
Dietary Supplement
Lead sponsor
University of Mary Hardin-Baylor
Other
Eligibility
18 Years to 35 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Belton, Texas
Completed No phase listed Observational Accepts healthy volunteers Results available

Dual-Task Cost in Bilateral Hearing Loss

NCT05540535
Conditions
Bilateral Hearing Loss, Healthy Aging
Interventions
Gait assessment, Cognitive assessment
Other
Lead sponsor
New York University
Other
Eligibility
40 Years and older
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
2
States / cities
New York, New York
Conditions
Cognitive Performance
Interventions
fMRI with virtual reality flight simulator
Diagnostic Test
Lead sponsor
The Geneva Foundation
Other
Eligibility
18 Years to 54 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Suicidal Ideation, Suicide Attempt
Interventions
Brief skills sessions plus EMI skills practice prompts, Ecological momentary assessment (EMA), Treatment as usual (TAU)
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Post-operative Delirium
Interventions
Assessments, Blood Draw, Standardized Anesthetic Care
Behavioral · Procedure · Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Alzheimer's Disease, Dementia
Interventions
Placebo, Medication Therapy Management (MTM), Scopolamine patch
Other · Drug
Lead sponsor
Daniela Moga
Other
Eligibility
65 Years to 101 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Brain Tumor
Interventions
Bright Light Exposure, Dim Light Exposure, Cognitive Assessment
Behavioral · Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
10 Years to 18 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Houston, Texas
Conditions
Post-menopause
Interventions
Study Procedures
Other
Lead sponsor
Emory University
Other
Eligibility
45 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
4
States / cities
Atlanta, Georgia
Conditions
Breast Cancer
Interventions
Communication Tool
Other
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
75 Years and older · Female only
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Olfactory Dysfunction in Aging Adults

NCT07660887
Conditions
Olfactory Dysfunction
Interventions
Clinical and Biomarker Assessments
Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
50 Years and older
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2032
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Central Nervous System Carcinoma
Interventions
Biospecimen Collection, Cognitive Assessment, Magnetic Resonance Imaging, Memantine Hydrochloride, Placebo Administration, Questionnaire Administration
Procedure · Drug · Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
4 Years to 17 Years
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
137
States / cities
Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 110 more
Conditions
Cognitive Impairment, no Dementia (CIND)
Interventions
Aerobic Exercise, DASH diet, Health education control
Behavioral · Other
Lead sponsor
Duke University
Other
Eligibility
55 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Completed No phase listed Observational Accepts healthy volunteers

The Dallas Asthma Brain and Cognition (ABC) Study

NCT03794856
Conditions
Asthma
Interventions
Functional and Structural Magnetic Resonance Imaging (research grade), Cognitive Function Testing (non-diagnostic), Asthma and Psychological Questionnaires (non-diagnostic)
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
40 Years to 69 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
2
States / cities
Dallas, Texas
Conditions
Cancer Survivorship, Family Planning, Adolescent and Young Adult Cancer
Interventions
Nurse Navigator-Delivered Family Building Decision Support, Survivorship Education
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 39 Years · Female only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Durham, North Carolina